Buderus Logalux S120 Domestic Hot Water Tanks - LSKair

S120: Indirect Fired Hot Water Tank
The S120 is Designed to Keep You in
Hot Water.
The S120, a 32 gallon indirect-fired hot water
tank, has quick recovery rates to meet your
hot water demands. The large heat exchanger
provides an extremely high recovery rate
enabling the S120 to out perform most 40
gallon tanks. Designed for easy maintenance,
the S120 features Thermoglaze coated
interior surfaces, a magnesium anode rod,
and a Honeywell aquastat. Available in blue or
white to complement your Buderus boiler.
S120 Specifications
Piping Connections
Cold Water Inlet (in.)
¾
Hot Water Outlet (in.)
¾
Boiler Supply (in.)
¾
Boiler Return (in.)
¾
Physical Dimensions
Capacity (gallons) 32
Height (in.) 37
Diameter (in.) 20
Shipping Weight (lbs.) 158
Max Tank Temperature: 230º F
Max Tank Pressure: 150 psi
Max Boiler Temperature: 230º F
Max Boiler Pressure: 58 psi
Adjustable Screw-In Bolts for Leveling
of Tank
S120 Performance Data
P&T Relief Valve and Drain Valve Included
Boiler Output
BTU/Hr
First-Hour*
90º F Rise
First-Hour*
70º F Rise
Continuous †
Rating 90º F
Continuous †
Rating 70º F
40,000 83 98 53 68
60,000 110 133 80 103
80,000 137 167 107 137
100,000 163 200 133 171
116,000 185 249 155 219
Data - Based on boiler temperature at 190º F with a 9 GPM flow through the tank coil.
Use Taco 007 or equivalent circulator.
* Based on both boiler and tank up to temperature and is the sum of the stored water
and generated amount of water during the first hour.
† Based on ability of tank to continually absorb heat from boiler water.
AB
VS
RS
EK
AB
DHW Outlet
MB
EK
DHW Inlet w/ Drip Tube
EL
20"
EL
37"
5
/8"
to 1"
VS Boiler Supply
RS Boiler Return
MB Aquastat or Sensor Location
EL Tank Drain
TOP VIEW EXTERNAL VIEW INTERNAL VIEW
Bosch Thermotechnology Corp.
50 Wentworth Avenue Londonderry, NH 03053
Tel: (603) 552-1100 Fax: (603) 584-1681 www.buderus.net
Subject to change without notice
© 2009 Bosch Thermotechnology Corp.
Part Number 44499011 04/09